Wiring Harnesses | McMaster-Carr

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8,135 Products

Electrical

Electrical Plugs

Electrical Plugs

Pair with sockets or receptacles to transmit power or data

Electrical Cords

Electrical Cords

Connect equipment and devices to a power supply

Electrical Sockets

Electrical Sockets

Pair with plugs or receptacles to transmit power or data

Electrical Receptacles

Electrical Receptacles

Install in a wall or panel to transmit power or data to plugs or sockets

Electrical Connector Contacts

Electrical Connector Contacts

Crimp wire into pins and sleeves to create custom Molex or Amphenol connectors

Electrical Connector Boots

Electrical Connector Boots

Protect connectors and cords from strain, bends, and pulls

Wire Sleeving

Bundle wiring and protect from abrasion and heat

Conduit and Conduit Fittings

Conduit and Conduit Fittings

Protect wiring from impact and the environment in runs indoors, outdoors, and underground

Cable and Hose Carriers

Cable and Hose Carriers

Route, protect, and guide moving cable

Robot Cable Carriers

Robot Cable Carriers

Organize and protect cable without obstructing your robot’s movement

Heat-Shrink Tubing Splitters

Heat-Shrink Tubing Splitters

Insulate and seal where wire splits off from cable; also known as breakout boots

Wire Duct

Guide and organize wiring inside electrical boxes and machines

Cable Support Grips

Cable Support Grips

Reduce tension and vibration that damage hanging cable; also known as bus drop grips

Heat-Shrink Tubing

Heat-Shrink Tubing

Apply heat to seal and insulate electrical wiring and connections

Cable Trays and Cable Tray Fittings

Cable Trays and Cable Tray Fittings

Organize and route bundles of cable while keeping them accessible anywhere along the run

Heat-Shrink Tubing Seal Wrap

Heat-Shrink Tubing Seal Wrap

Wrap around wire like tape to create a moisture resistant seal before adding heat-shrink tubing

Wire Sleeving Installation Tools

Wire Sleeving Installation Tools

Insert wire and hose into corrugated, spiral wrap, or wraparound sleeving

Heat-Shrink Tubing End Caps

Heat-Shrink Tubing End Caps

Seal moisture out of crimped electrical connections

Cold-Shrink Tubing

Cold-Shrink Tubing

Conforms to wire and cable without heat, creating a permanent, watertight seal

Weatherheads

Bring power into buildings and protect the entry point from rain and snow

Cable Ramps

Protect cable and cords in areas with pedestrian and equipment traffic

Raceway and Raceway Fittings

Raceway and Raceway Fittings

Route and guard wiring along indoor surfaces

Cold-Shrink Tubing End Caps

Cold-Shrink Tubing End Caps

Seal crimped electrical connections without heat or tools to protect against moisture

Material Handling

Cable Ties

Bundle and secure cable, wire, and hose; also known as zip ties

Fastening and Joining

Tape

Bind, seal, and mark surfaces

Fluid Handling

Thermocouple Insulating Sleeves

Thermocouple Insulating Sleeves

Protect thermocouple wire in extreme-temperature applications, such as die casting and heat treating

Fabricating and Machining

Wire Duct Cutters

Wire Duct Cutters

Trim plastic slotted wire duct to fit inside enclosures and control panels

Building and Machinery Hardware

Strut Channel Framing and Fittings

Strut Channel Framing and Fittings

Secure fittings in the U-shaped channel to route conduit and pipe or build other structures

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)